Today, Ctrip mobile app has contributed 72% transactions to its business. It has become de facto the most popular travel App in China. What journey Ctrip has taken to get this result? In this talk, you will learn what problems Ctrip had faced in the past and how it seized the various opportunities of driving up App usage and market penetration. The author emphasizes on the importance of having right App product strategies and quick iteration of upgrading App user experience.

Quickly, the author will take you deep-dive into core technical advancements in Ctrip App. As smartphones, mobile users and wireless networking have rapidly changed over the years, Ctrip App advances in wireless networking handling, LBS and city locator services, voice search and hot fixes etc. More seriously, as business lines have expanded, App page load and App size, battery consumption increase; users start dumping App. The talk will share what practices enforce the control over these issues. At the end, the author will summarize the best engineering practices for large organizations.